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Diffstat (limited to 'src/devices/bus/isa/cga.h')
-rw-r--r--src/devices/bus/isa/cga.h30
1 files changed, 22 insertions, 8 deletions
diff --git a/src/devices/bus/isa/cga.h b/src/devices/bus/isa/cga.h
index d482859fbb4..ca799d9b8cc 100644
--- a/src/devices/bus/isa/cga.h
+++ b/src/devices/bus/isa/cga.h
@@ -31,12 +31,7 @@ public:
isa8_cga_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual MC6845_UPDATE_ROW( crtc_update_row );
- MC6845_UPDATE_ROW( cga_text_inten_update_row );
- MC6845_UPDATE_ROW( cga_text_inten_comp_grey_update_row );
- MC6845_UPDATE_ROW( cga_text_inten_alt_update_row );
- MC6845_UPDATE_ROW( cga_text_blink_update_row );
- MC6845_UPDATE_ROW( cga_text_blink_update_row_si );
- MC6845_UPDATE_ROW( cga_text_blink_alt_update_row );
+ template<bool blink, bool si, bool comp, bool alt, int width> MC6845_UPDATE_ROW( cga_text );
MC6845_UPDATE_ROW( cga_gfx_4bppl_update_row );
MC6845_UPDATE_ROW( cga_gfx_4bpph_update_row );
MC6845_UPDATE_ROW( cga_gfx_2bpp_update_row );
@@ -285,15 +280,34 @@ public:
MC6845_RECONFIGURE(reconfigure);
protected:
+ isa8_cga_m24_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
-
-private:
+ virtual const tiny_rom_entry *device_rom_region() const override;
uint8_t m_mode2, m_index;
};
// device type definition
DECLARE_DEVICE_TYPE(ISA8_CGA_M24, isa8_cga_m24_device)
+class isa8_cga_cportiii_device :
+ public isa8_cga_m24_device
+{
+public:
+ isa8_cga_cportiii_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ DECLARE_READ8_MEMBER(port_13c6_r);
+ DECLARE_WRITE8_MEMBER(port_13c6_w);
+ DECLARE_READ8_MEMBER(port_23c6_r);
+ DECLARE_WRITE8_MEMBER(port_23c6_w);
+ DECLARE_READ8_MEMBER(char_ram_read);
+ DECLARE_WRITE8_MEMBER(char_ram_write);
+protected:
+ virtual void device_reset() override;
+ virtual void device_add_mconfig(machine_config &config) override;
+ virtual const tiny_rom_entry *device_rom_region() const override;
+};
+
+DECLARE_DEVICE_TYPE(ISA8_CGA_CPORTIII, isa8_cga_cportiii_device)
+
#endif // MAME_BUS_ISA_CGA_H